NIJDAM, Wietze,VAN EGMOND, Henri Joseph,VAN RIJN, Cornelis Johannes Maria
申请号：
EP20160791115
公开号：
EP3383550(A1)
申请日:
2016.10.07
申请国别(地区):
欧洲专利局
年份:
2018
代理人:
摘要：
The present invention relates to a spray device, comprising a spray nozzle body (2) and a substantially planar membrane layer (6) suspended over a nozzle cavity (3) to generate microjets, especially for pharmaceutical applications, in particular preservative free formulations. The nozzle body (2,8) contains a microbial barrier, particularly a microvalve (23,24) between a fluid supply channel (9) and said cavity (3).
